Optical sensor, optical testing apparatus, and optical characteristics detection method
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United States of America Patent
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Jan 8, 2019
Grant Date -
Jan 11, 2018
app pub date -
Oct 29, 2015
filing date -
Nov 13, 2014
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Abstract
An optical sensor is provided. The optical sensor has an emitting system including at least one light emitting device which emits light onto an object; and a detecting system detecting the light which has been emitted by the emitting system and which has propagated through the object. The light emitting device is capable of emitting a plurality of light beams with different wavelengths onto substantially the same position of the object.
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